201908395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 269256960

約数和(自身を除く): 67348565

約数列:

[1, 5, 13, 41, 65, 205, 239, 317, 533, 1195, 1585, 2665, 3107, 4121, 9799, 12997, 15535, 20605, 48995, 64985, 75763, 127387, 168961, 378815, 636935, 844805, 984919, 3106283, 4924595, 15531415, 40381679, 201908395]

約数ペア:

[(1, 201908395), (5, 40381679), (13, 15531415), (41, 4924595), (65, 3106283), (205, 984919), (239, 844805), (317, 636935), (533, 378815), (1195, 168961), (1585, 127387), (2665, 75763), (3107, 64985), (4121, 48995), (9799, 20605), (12997, 15535)]